🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.5

Radius: 10.5

Gravity: 7.41 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.67 AU - 0.73 AU

Year: 404 Days

Day: 10.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 96.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 57,372,597 km

• M1: 130,599 km (0.05 R)
• M2: 478,115 km (0.086 R)
• M3: 836,850 km (0.11 R)
• M4: 1,402,330 km (0.117 R)
• M5: 1,845,589 km (0.098 R)
• M6: 2,582,358 km (0.106 R)
• M7: 2,931,969 km (0.077 R)
• M8: 3,396,171 km (0.109 R)
• M9: 3,843,768 km (0.118 R)
• M10: 4,842,633 km (0.108 R)
• M11: 5,216,927 km (0.114 R)
• M12: 5,832,073 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.1

Radius: 11.2

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.54 AU - 2.16 AU

Year: 1737 Days

Day: 6.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 57,372,597 km

• M1: 142,417 km (0.11 R)
• M2: 633,996 km (0.072 R)
• M3: 1,384,379 km (0.061 R)
• M4: 1,747,004 km (0.071 R)
• M5: 2,173,956 km (0.119 R)
• M6: 2,927,481 km (0.091 R)
• M7: 3,637,472 km (0.032 R)
• M8: 4,193,827 km (0.08 R)
• M9: 5,078,399 km (0.034 R)
• M10: 6,188,415 km (0.115 R)
• M11: 6,621,950 km (0.089 R)
• M12: 7,215,704 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.8

Radius: 11.2

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.89 AU - 2.89 AU

Year: 3391 Days

Day: 8.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,372,597 km

• M1: 139,276 km (0.087 R)
• M2: 571,314 km (0.071 R)
• M3: 948,750 km (0.095 R)
• M4: 1,416,243 km (0.031 R)
• M5: 2,171,563 km (0.051 R)
• M6: 2,585,799 km (0.054 R)
• M7: 3,307,011 km (0.104 R)
• M8: 3,859,176 km (0.067 R)
• M9: 5,302,048 km (0.116 R)
• M10: 6,645,287 km (0.078 R)
• M11: 8,203,349 km (0.087 R)
• M12: 9,599,695 km (0.08 R)
• M13: 10,273,335 km (0.096 R)
• M14: 11,234,650 km (0.059 R)
• M15: 11,803,870 km (0.115 R)
• M16: 13,578,849 km (0.06 R)
• M17: 14,581,304 km (0.1 R)
• M18: 15,740,389 km (0.094 R)
• M19: 18,541,310 km (0.057 R)
• M20: 19,274,788 km (0.1 R)
• M21: 21,927,757 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.7

Radius: 13

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 3.19 AU - 3.43 AU

Year: 4157 Days

Day: 7.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,372,597 km

• M1: 161,715 km (0.114 R)
• M2: 616,942 km (0.094 R)
• M3: 1,026,541 km (0.116 R)
• M4: 2,136,407 km (0.104 R)
• M5: 3,598,128 km (0.034 R)
• M6: 4,401,768 km (0.101 R)
• M7: 5,374,902 km (0.078 R)
• M8: 5,898,494 km (0.112 R)
• M9: 6,306,149 km (0.117 R)
• M10: 6,889,431 km (0.108 R)
• M11: 8,023,383 km (0.026 R)
• M12: 8,635,238 km (0.106 R)
• M13: 9,670,904 km (0.105 R)
• M14: 10,873,820 km (0.113 R)
• M15: 11,851,143 km (0.118 R)
• M16: 12,455,668 km (0.116 R)
• M17: 12,886,211 km (0.109 R)
• M18: 14,655,804 km (0.111 R)
• M19: 15,847,950 km (0.099 R)
• M20: 17,221,258 km (0.103 R)
• M21: 17,997,372 km (0.093 R)
• M22: 20,334,839 km (0.119 R)
• M23: 22,024,397 km (0.109 R)
• M24: 24,099,619 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 914.5

Radius: 7.4

Gravity: 16.7 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 5.53 AU - 7.39 AU

Year: 11333 Days

Day: 18.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 57,372,597 km

• M1: 92,302 km (0.028 R)
• M2: 335,548 km (0.113 R)
• M3: 779,854 km (0.115 R)
• M4: 2,403,439 km (0.073 R)
• M5: 3,017,090 km (0.069 R)
• M6: 3,515,999 km (0.086 R)
• M7: 4,011,018 km (0.095 R)
• M8: 5,139,584 km (0.11 R)
• M9: 7,690,378 km (0.113 R)
• M10: 10,313,876 km (0.096 R)
• M11: 12,651,193 km (0.118 R)
• M12: 13,876,100 km (0.086 R)
• M13: 14,278,818 km (0.068 R)
• M14: 15,248,960 km (0.102 R)
• M15: 16,188,584 km (0.116 R)
• M16: 16,485,237 km (0.072 R)
• M17: 17,166,056 km (0.103 R)
• M18: 20,680,110 km (0.103 R)
• M19: 21,205,797 km (0.091 R)
• M20: 22,283,650 km (0.11 R)
• M21: 22,929,165 km (0.086 R)
• M22: 23,586,947 km (0.089 R)
• M23: 24,451,174 km (0.075 R)
• M24: 24,940,209 km (0.101 R)
• M25: 26,344,484 km (0.082 R)
• M26: 28,548,659 km (0.118 R)
• M27: 29,529,722 km (0.093 R)
• M28: 29,861,829 km (0.086 R)
• M29: 34,285,588 km (0.083 R)
• M30: 37,164,898 km (0.114 R)
• M31: 37,422,655 km (0.106 R)
• M32: 40,337,121 km (0.1 R)
• M33: 41,020,035 km (0.114 R)
• M34: 41,710,579 km (0.089 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 555 - 19,435 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit